--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/program/steps/mail/move_del.inc	Thu Jan 04 15:52:31 2018 -0500
@@ -0,0 +1,182 @@
+<?php
+
+/**
+ +-----------------------------------------------------------------------+
+ | program/steps/mail/move_del.inc                                       |
+ |                                                                       |
+ | This file is part of the Roundcube Webmail client                     |
+ | Copyright (C) 2005-2014, The Roundcube Dev Team                       |
+ |                                                                       |
+ | Licensed under the GNU General Public License version 3 or            |
+ | any later version with exceptions for skins & plugins.                |
+ | See the README file for a full license statement.                     |
+ |                                                                       |
+ | PURPOSE:                                                              |
+ |   Move the submitted messages to a specific mailbox or delete them    |
+ |                                                                       |
+ +-----------------------------------------------------------------------+
+ | Author: Thomas Bruederli <roundcube@gmail.com>                        |
+ +-----------------------------------------------------------------------+
+*/
+
+// only process ajax requests
+if (!$OUTPUT->ajax_call) {
+    return;
+}
+
+// count messages before changing anything
+$threading = (bool) $RCMAIL->storage->get_threading();
+$trash     = $RCMAIL->config->get('trash_mbox');
+$sources   = array();
+
+if ($_POST['_from'] != 'show') {
+    $old_count = $RCMAIL->storage->count(NULL, $threading ? 'THREADS' : 'ALL');
+    $old_pages = ceil($old_count / $RCMAIL->storage->get_pagesize());
+}
+
+// move messages
+if ($RCMAIL->action == 'move' && !empty($_POST['_uid']) && strlen($_POST['_target_mbox'])) {
+    $target  = rcube_utils::get_input_value('_target_mbox', rcube_utils::INPUT_POST, true);
+    $success = true;
+
+    foreach (rcmail::get_uids(null, null, $multifolder) as $mbox => $uids) {
+        if ($mbox === $target) {
+            $count += count($uids);
+        }
+        else if ($RCMAIL->storage->move_message($uids, $target, $mbox)) {
+            $count += count($uids);
+            $sources[] = $mbox;
+        }
+        else {
+            $success = false;
+        }
+    }
+
+    if (!$success) {
+        // send error message
+        if ($_POST['_from'] != 'show')
+            $OUTPUT->command('list_mailbox');
+        $RCMAIL->display_server_error('errormoving', null, $target == $trash ? 'delete' : '');
+        $OUTPUT->send();
+    }
+    else {
+        $OUTPUT->show_message($target == $trash ? 'messagemovedtotrash' : 'messagemoved', 'confirmation');
+    }
+
+    if (!empty($_POST['_refresh'])) {
+        // FIXME: send updated message rows instead of reloading the entire list
+        $OUTPUT->command('refresh_list');
+    }
+    else {
+        $addrows = true;
+    }
+}
+// delete messages
+else if ($RCMAIL->action == 'delete' && !empty($_POST['_uid'])) {
+    foreach (rcmail::get_uids(null, null, $multifolder) as $mbox => $uids) {
+        $del      += (int)$RCMAIL->storage->delete_message($uids, $mbox);
+        $count    += count($uids);
+        $sources[] = $mbox;
+    }
+
+    if (!$del) {
+        // send error message
+        if ($_POST['_from'] != 'show')
+            $OUTPUT->command('list_mailbox');
+        $RCMAIL->display_server_error('errordeleting');
+        $OUTPUT->send();
+    }
+    else {
+        $OUTPUT->show_message('messagedeleted', 'confirmation');
+    }
+
+    $addrows = true;
+}
+// unknown action or missing query param
+else {
+    $OUTPUT->show_message('internalerror', 'error');
+    $OUTPUT->send();
+}
+
+$search_request = rcube_utils::get_input_value('_search', rcube_utils::INPUT_GPC);
+
+// refresh saved search set after moving some messages
+if ($search_request && $RCMAIL->storage->get_search_set()) {
+    $_SESSION['search'] = $RCMAIL->storage->refresh_search();
+}
+
+if ($_POST['_from'] == 'show') {
+    if ($next = rcube_utils::get_input_value('_next_uid', rcube_utils::INPUT_GPC)) {
+        $OUTPUT->command('show_message', $next);
+    }
+    else {
+        $OUTPUT->command('command', 'list');
+    }
+
+    $OUTPUT->send();
+}
+
+$mbox           = $RCMAIL->storage->get_folder();
+$msg_count      = $RCMAIL->storage->count(NULL, $threading ? 'THREADS' : 'ALL');
+$exists         = $RCMAIL->storage->count($mbox, 'EXISTS', true);
+$page_size      = $RCMAIL->storage->get_pagesize();
+$page           = $RCMAIL->storage->get_page();
+$pages          = ceil($msg_count / $page_size);
+$nextpage_count = $old_count - $page_size * $page;
+$remaining      = $msg_count - $page_size * ($page - 1);
+
+// jump back one page (user removed the whole last page)
+if ($page > 1 && $remaining == 0) {
+    $page -= 1;
+    $RCMAIL->storage->set_page($page);
+    $_SESSION['page'] = $page;
+    $jump_back = true;
+}
+
+// update message count display
+$OUTPUT->set_env('messagecount', $msg_count);
+$OUTPUT->set_env('current_page', $page);
+$OUTPUT->set_env('pagecount', $pages);
+$OUTPUT->set_env('exists', $exists);
+
+// update mailboxlist
+$unseen_count = $msg_count ? $RCMAIL->storage->count($mbox, 'UNSEEN') : 0;
+$old_unseen   = rcmail_get_unseen_count($mbox);
+
+if ($old_unseen != $unseen_count) {
+    $OUTPUT->command('set_unread_count', $mbox, $unseen_count, ($mbox == 'INBOX'));
+    rcmail_set_unseen_count($mbox, $unseen_count);
+}
+
+if ($RCMAIL->action == 'move' && strlen($target)) {
+    rcmail_send_unread_count($target, true);
+}
+
+$OUTPUT->command('set_quota', $RCMAIL->quota_content(null, $multifolder ? $sources[0] : 'INBOX'));
+$OUTPUT->command('set_rowcount', rcmail_get_messagecount_text($msg_count), $mbox);
+
+if ($threading) {
+    $count = rcube_utils::get_input_value('_count', rcube_utils::INPUT_POST);
+}
+
+// add new rows from next page (if any)
+if ($addrows && $count && $uids != '*' && ($jump_back || $nextpage_count > 0)) {
+    // #5862: Don't add more rows than it was on the next page
+    $count = $jump_back ? null : min($nextpage_count, $count);
+
+    $a_headers = $RCMAIL->storage->list_messages($mbox, NULL,
+        rcmail_sort_column(), rcmail_sort_order(), $count);
+
+    rcmail_js_message_list($a_headers, false);
+}
+
+// set trash folder state
+if ($mbox === $trash) {
+    $OUTPUT->command('set_trash_count', $exists);
+}
+else if ($target !== null && $target === $trash) {
+    $OUTPUT->command('set_trash_count', $RCMAIL->storage->count($trash, 'EXISTS', true));
+}
+
+// send response
+$OUTPUT->send();